diff --git a/package.json b/package.json
index 93c37990..d40577be 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
   },
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^5.0.4",
-    "@salesforce/cli-plugins-testkit": "^5.1.2",
+    "@salesforce/cli-plugins-testkit": "^5.1.3",
     "@salesforce/dev-scripts": "^8.1.2",
     "@salesforce/plugin-command-reference": "^3.0.55",
     "chai-each": "^0.0.1",
diff --git a/yarn.lock b/yarn.lock
index ac1fc5f2..bf6d141b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -929,12 +929,12 @@
   resolved "https://registry.yarnpkg.com/@pkgjs/parseargs/-/parseargs-0.11.0.tgz#a77ea742fab25775145434eb1d2328cf5013ac33"
   integrity sha512-+1VkjdD0QBLPodGrJUeqarH8VAIvQODIbwh9XpP5Syisf7YoQgsJKPNFoqqLQlu+VQ/tVSshMR6loPMn8U+dPg==
 
-"@salesforce/cli-plugins-testkit@^5.1.2":
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.1.2.tgz#a8d0c988d26d22cbaa4f19e6be9f0d1a28238ef2"
-  integrity sha512-3tF1invyikFvkDfnRdFJBrhDV4gcO0cf7gKRT/9GmIHOF88qjiPiKy4VYx7q1fZI8xn6ZEov0LmMziLUVYjdtg==
+"@salesforce/cli-plugins-testkit@^5.1.3":
+  version "5.1.3"
+  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.1.3.tgz#5e7a7afebaa9a2c02eadbf533273d496335929d6"
+  integrity sha512-wmaiVR2Hr6AGUBdDF4M5xCEm4iczNdkm3lVlz8dU/8nISEAyNHOUkt2sB07Yx5oXoDMNNuuxM2DthxxMxxwzzA==
   dependencies:
-    "@salesforce/core" "^6.4.1"
+    "@salesforce/core" "^6.4.2"
     "@salesforce/kit" "^3.0.15"
     "@salesforce/ts-types" "^2.0.9"
     "@types/shelljs" "^0.8.15"
@@ -968,7 +968,7 @@
     semver "^7.5.4"
     ts-retry-promise "^0.7.1"
 
-"@salesforce/core@^6.4.0", "@salesforce/core@^6.4.1":
+"@salesforce/core@^6.4.0", "@salesforce/core@^6.4.1", "@salesforce/core@^6.4.2":
   version "6.4.2"
   resolved "https://registry.yarnpkg.com/@salesforce/core/-/core-6.4.2.tgz#e6e5e2d5e6ad17f1cbe0feb5a0e55e8b74c91e3c"
   integrity sha512-ZtLwgI18f1th6SY0fKmuiyVGGwTXPy4nI+KfXzkww/vqdPxDhAfoHwqvFeo4tjFE2rldK7IPiIIYdtpsaI8d5g==